Showing structure for C[Si](C)(C)OC(=O)CC[C@@H](C(=O)O[Si](C)(C)C)N(C(=O)C1=CC=C(NCC2CN([Si](C)(C)C)C3=C(N2)C(=O)N=C(N([Si](C)(C)C)[Si](C)(C)C)[NH]3)C=C1)[Si](C)(C)C